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authorMarcelo Tosatti <mtosatti@redhat.com>2008-02-22 12:21:36 -0500
committerAvi Kivity <avi@qumranet.com>2008-04-27 05:00:24 -0400
commita28e4f5a621289fe0d9c8a461b0c256f9e17f3bc (patch)
treedfa62426cf55dfb2fad66e924eab34e9840bff12 /arch/x86/kvm/x86.c
parent308b0f239e8d6754b8b903d279e5b5b987e257ac (diff)
KVM: add basic paravirt support
Add basic KVM paravirt support. Avoid vm-exits on IO delays. Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com> Signed-off-by: Avi Kivity <avi@qumranet.com>
Diffstat (limited to 'arch/x86/kvm/x86.c')
-rw-r--r--arch/x86/kvm/x86.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 621a8e362fe7..1b9e695cc641 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -820,6 +820,7 @@ int kvm_dev_ioctl_check_extension(long ext)
820 case KVM_CAP_EXT_CPUID: 820 case KVM_CAP_EXT_CPUID:
821 case KVM_CAP_CLOCKSOURCE: 821 case KVM_CAP_CLOCKSOURCE:
822 case KVM_CAP_PIT: 822 case KVM_CAP_PIT:
823 case KVM_CAP_NOP_IO_DELAY:
823 r = 1; 824 r = 1;
824 break; 825 break;
825 case KVM_CAP_VAPIC: 826 case KVM_CAP_VAPIC: